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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 933 · 40 sums
TalentJR

The trick (Dwandwa Yoga): For the number ab: right column = b². Middle column = 2 × a × b. Left column = a². Combine from the right with carries.

NameDateTime takenScore ___ / 40
  1. 1.76² =
  2. 2.95² =
  3. 3.27² =
  4. 4.18² =
  5. 5.23² =
  6. 6.65² =
  7. 7.95² =
  8. 8.66² =
  9. 9.81² =
  10. 10.73² =
  11. 11.55² =
  12. 12.36² =
  13. 13.21² =
  14. 14.41² =
  15. 15.11² =
  16. 16.41² =
  17. 17.24² =
  18. 18.25² =
  19. 19.19² =
  20. 20.44² =
  21. 21.54² =
  22. 22.59² =
  23. 23.11² =
  24. 24.27² =
  25. 25.19² =
  26. 26.17² =
  27. 27.31² =
  28. 28.86² =
  29. 29.25² =
  30. 30.58² =
  31. 31.18² =
  32. 32.78² =
  33. 33.44² =
  34. 34.49² =
  35. 35.45² =
  36. 36.35² =
  37. 37.91² =
  38. 38.15² =
  39. 39.59² =
  40. 40.52² =

Answer key

  1. 5776
  2. 9025
  3. 729
  4. 324
  5. 529
  6. 4225
  7. 9025
  8. 4356
  9. 6561
  10. 5329
  11. 3025
  12. 1296
  13. 441
  14. 1681
  15. 121
  16. 1681
  17. 576
  18. 625
  19. 361
  20. 1936
  21. 2916
  22. 3481
  23. 121
  24. 729
  25. 361
  26. 289
  27. 961
  28. 7396
  29. 625
  30. 3364
  31. 324
  32. 6084
  33. 1936
  34. 2401
  35. 2025
  36. 1225
  37. 8281
  38. 225
  39. 3481
  40. 2704

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